*{
    margin: 0;
    padding: 0;
}

html,body {
    font-size: 37.5px;
    height: 100%;
    font-family: "微软雅黑", sans-serif;
}

// 头部
#header {
    box-sizing: border-box;
    height: 1.3333rem;
    width: 100%;
    background-color: #1d6dff;
    height: 1.3333rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    
    .fl {
        margin-left: .2667rem;
        float: left;
        font-size: .5333rem;
        color: #ffffff;
        text-decoration: none;
    }

    h4{
        color: #ffffff;
        font-size: .5333rem;
    }
    
    .fr {
        margin-right: .2667rem;
        float: right;
        img{
            height: .9067rem;
        }
    }
}